org.jooq.impl.UDTImpl Maven / Gradle / Ivy
/**
* Copyright (c) 2009-2014, Data Geekery GmbH (http://www.datageekery.com)
* All rights reserved.
*
* This work is dual-licensed
* - under the Apache Software License 2.0 (the "ASL")
* - under the jOOQ License and Maintenance Agreement (the "jOOQ License")
* =============================================================================
* You may choose which license applies to you:
*
* - If you're using this work with Open Source databases, you may choose
* either ASL or jOOQ License.
* - If you're using this work with at least one commercial database, you must
* choose jOOQ License
*
* For more information, please visit http://www.jooq.org/licenses
*
* Apache Software License 2.0:
* -----------------------------------------------------------------------------
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* jOOQ License and Maintenance Agreement:
* -----------------------------------------------------------------------------
* Data Geekery grants the Customer the non-exclusive, timely limited and
* non-transferable license to install and use the Software under the terms of
* the jOOQ License and Maintenance Agreement.
*
* This library is distributed with a LIMITED WARRANTY. See the jOOQ License
* and Maintenance Agreement for more details: http://www.jooq.org/licensing
*/
package org.jooq.impl;
import org.jooq.Binding;
import org.jooq.Clause;
import org.jooq.Context;
import org.jooq.Converter;
import org.jooq.DataType;
import org.jooq.Field;
import org.jooq.Record;
import org.jooq.Row;
import org.jooq.Schema;
import org.jooq.UDT;
import org.jooq.UDTField;
import org.jooq.UDTRecord;
/**
* A common base type for UDT's
*
* This type is for JOOQ INTERNAL USE only. Do not reference directly
*
* @author Lukas Eder
*/
public class UDTImpl> extends AbstractQueryPart implements UDT {
private static final long serialVersionUID = -2208672099190913126L;
private final Schema schema;
private final String name;
private final Fields fields;
private transient DataType type;
public UDTImpl(String name, Schema schema) {
this.fields = new Fields();
this.name = name;
this.schema = schema;
}
@Override
public final Schema getSchema() {
return schema;
}
@Override
public final String getName() {
return name;
}
@SuppressWarnings({ "rawtypes" })
@Override
public final Row fieldsRow() {
return new RowImpl(fields);
}
@Override
public final Field field(Field field) {
return fieldsRow().field(field);
}
@Override
public final Field field(String string) {
return fieldsRow().field(string);
}
@Override
public final Field field(int index) {
return fieldsRow().field(index);
}
@Override
public final Field[] fields() {
return fieldsRow().fields();
}
final Fields fields0() {
return fields;
}
/**
* Subclasses must override this method if they use the generic type
* parameter for other types than {@link Record}
*/
@Override
public Class getRecordType() {
throw new UnsupportedOperationException();
}
@Override
public final R newRecord() {
return DSL.using(new DefaultConfiguration()).newRecord(this);
}
@Override
public final DataType getDataType() {
if (type == null) {
type = new UDTDataType(this);
}
return type;
}
@Override
public final void accept(Context ctx) {
Schema mappedSchema = Utils.getMappedSchema(ctx.configuration(), getSchema());
if (mappedSchema != null) {
ctx.visit(mappedSchema);
ctx.sql(".");
}
ctx.visit(DSL.name(getName()));
}
@Override
public final Clause[] clauses(Context ctx) {
return null;
}
/**
* Subclasses may call this method to create {@link UDTField} objects that
* are linked to this table.
*
* @param name The name of the field (case-sensitive!)
* @param type The data type of the field
*/
protected static final , T> UDTField createField(String name, DataType type, UDT udt) {
return createField(name, type, udt, "", null, null);
}
/**
* Subclasses may call this method to create {@link UDTField} objects that
* are linked to this table.
*
* @param name The name of the field (case-sensitive!)
* @param type The data type of the field
*/
protected static final , T> UDTField createField(String name, DataType type, UDT udt, String comment) {
return createField(name, type, udt, comment, null, null);
}
/**
* Subclasses may call this method to create {@link UDTField} objects that
* are linked to this table.
*
* @param name The name of the field (case-sensitive!)
* @param type The data type of the field
*/
protected static final , T, U> UDTField createField(String name, DataType type, UDT udt, String comment, Converter converter) {
return createField(name, type, udt, comment, converter, null);
}
/**
* Subclasses may call this method to create {@link UDTField} objects that
* are linked to this table.
*
* @param name The name of the field (case-sensitive!)
* @param type The data type of the field
*/
protected static final , T, U> UDTField createField(String name, DataType type, UDT udt, String comment, Binding binding) {
return createField(name, type, udt, comment, null, binding);
}
/**
* Subclasses may call this method to create {@link UDTField} objects that
* are linked to this table.
*
* @param name The name of the field (case-sensitive!)
* @param type The data type of the field
*/
@SuppressWarnings("unchecked")
protected static final , T, X, U> UDTField createField(String name, DataType type, UDT udt, String comment, Converter converter, Binding binding) {
final Binding actualBinding = DefaultBinding.newBinding(converter, type, binding);
final DataType actualType = converter == null && binding == null
? (DataType) type
: type.asConvertedDataType(actualBinding);
final UDTFieldImpl udtField = new UDTFieldImpl(name, actualType, udt, comment, actualBinding);
return udtField;
}
// ------------------------------------------------------------------------
// XXX: Object API
// ------------------------------------------------------------------------
@Override
public int hashCode() {
// [#1938] This is a much more efficient hashCode() implementation
// compared to that of standard QueryParts
return name.hashCode();
}
}